Never Split The Difference by Chriss voss

A former FBI hostage negotiator offers a new, field-tested approach to negotiating – effective in any situation.
After a stint policing the rough streets of Kansas City, Missouri, Chris Voss joined the FBI, where his career as a kidnapping negotiator brought him face-to-face with bank robbers, gang leaders and terrorists. Never Split the Difference takes you inside his world of high-stakes negotiations, revealing the nine key principles that helped Voss and his colleagues succeed when it mattered the most – when people’s lives were at stake.
Rooted in the real-life experiences of an intelligence professional at the top of his game, Never Split the Difference will give you the competitive edge in any discussion.